| Most frequent drivers: | Duncan Forlong (4), George Koehne (4), Joe Sheppard (4), Briggs Cunningham (3), Jack Ryan (3), Bob Said (3), Ed Wilson (3), Isabelle Haskell (2), Duncan Black (2), Robert Stoddard (2), Howard Hively (2), William Kimberly (2), Al Penn (2), Chick Butscher (2), Ed Lunken (2), John Brons (2), E. D. Martin (2), Richard Schaddalee (2), Charles Wallace (2), Ernie Erickson (2), Lup Rainwater (2), Jim Harbour (2), Joseph Cerquone (2), Ed Rahal (2), Ed Crawford (2), Sherwood Johnston (2), Charles Moran (2), Dick Thomas (2), Fred Landon (2), Nancy Pierce (2) |
| Most frequent makes: | Porsche (22), MG (18), Jaguar (18), Ferrari (15), Austin-Healey (10), Maserati (5), Siata (5), Turner (4), Triumph (4), Mercedes-Benz (4), AC (4), Crosley (3) |
| Most frequent chassis: | 550-0017 (3), 0454MD [500MD] (2), 0390MM [250MM] (2), 0384AM [375] (2), 421/100/110 (2), 2423 [Tipo 52] (2), 1137 [Osca] (2), 0498M [750] (2), 0372AM [375MM] (2), 550-04 (2), XKC 032 (2), R5218 (2), 0204A [340A] (2), XKD 406 (1) |